Portable crack monitoring device

Abstract

The invention discloses a portable crack monitoring device, and belongs to the technical field of crack monitoring devices.The portable crack monitoring device comprises a mounting base, a protective cover is hinged to the top face of the mounting base, a fixing piece used for being fixedly connected with the protective cover is arranged on the mounting base, and an alarm annunciator is arranged on the side face of the mounting base; a trigger device used for triggering the alarm annunciator to give an alarm is arranged on the installation base, a measuring rope is arranged on the installation base, one end of the measuring rope is connected with the trigger device, and the end, away from the installation base, of the measuring rope is connected with a fixing block. The crack monitoring device has the advantages that the crack can be conveniently monitored in real time, when the crack is cracked to the early warning width, the trigger device triggers the alarm annunciator to give out alarm sound, and then workers can conveniently check the crack condition in time for processing.

Description

Technical Field

[0001] The present invention relates to the technical field of crack monitoring devices, and in particular to a portable crack monitoring device. Background Art

[0002] At present, building structure health monitoring and geological disaster early warning technologies have made significant progress. The application of various sensor technologies and wireless communication technologies has made remote monitoring possible. These technologies not only improve the monitoring accuracy, but also enhance the reliability and real-time performance of the system. However, most existing monitoring systems are large fixed equipment, which is difficult to meet the portability requirements in emergency situations, especially in areas with limited resources or when emergencies occur.

[0003] Traditional methods mainly include manual regular inspection and the use of fixed crack monitors. Manual inspection is time-consuming and labor-intensive, inefficient, and cannot achieve continuous monitoring, making it difficult for workers to detect cracks in a timely manner. Summary of the invention

[0004] In order to improve the problem that manual inspection is time-consuming and labor-intensive, inefficient, unable to achieve continuous monitoring, and inconvenient for staff to detect cracks in time, the present application provides a portable crack monitoring device.

[0005] The portable crack monitoring device provided in this application adopts the following technical solution: A portable crack monitoring device comprises a mounting base, a protective cover is hinged on the top surface of the mounting base, a fixing piece for fixedly connecting with the protective cover is arranged on the mounting base, an alarm signaler is arranged on the side of the mounting base, a trigger device for triggering the alarm signaler to alarm is arranged on the mounting base, a measuring rope is arranged on the mounting base, one end of the measuring rope is connected to the trigger device, and the end of the measuring rope away from the mounting base is connected to a fixing block.

[0006] By adopting the above technical solution, when it is necessary to monitor the crack, the fixed block is fixed to one side of the crack by screws, and then the mounting base is fixed to the other side of the crack by screws. At this time, the measuring rope is in a tensioned state. When the crack cracks, the mounting base and the fixed block move away from each other. At this time, the measuring rope pulls the trigger device, so that the trigger device triggers the alarm signaler to sound an alarm, which makes it easier for the staff to check the crack situation in time and deal with it.

[0007] Preferably, a mounting groove is provided on the top surface of the mounting seat, the trigger device includes a power supply arranged in the mounting groove, one of the terminals of the alarm signaler is electrically connected to one of the terminals of the power supply, a groove is provided on the top surface of the mounting seat, a moving block is slidably provided in the groove, a moving contact block is fixed on the side of the moving block, a fixed contact block is fixed on the inner side surface of the groove, the moving contact block and the fixed contact block can be fitted with each other on opposite sides, another terminal of the power supply is electrically connected to one end of the moving contact block, another terminal of the alarm signaler is electrically connected to one end of the fixed contact block, a through hole is provided on the inner side surface of the groove, a trigger rope is fixed to the side of the moving block, the trigger rope passes through the through hole, and an end of the trigger rope away from the moving block is fixedly connected to an end of the measuring rope away from the fixed block.

[0008] By adopting the above technical solution, when a crack occurs, the mounting seat and the fixed block move in directions away from each other, so that the measuring rope pulls the trigger rope, the trigger rope drives the moving block to move, and the moving block drives the moving contact block to move in a direction close to the fixed contact block, so that the sides of the moving contact block and the fixed contact block that are close to each other fit together, thereby energizing the alarm signaler and emitting an alarm sound.

[0009] Preferably, a spring is fixed to the side surface of the moving block, and one end of the spring away from the moving block is fixed to the inner side surface of the groove.

[0010] By adopting the above technical solution, when the mounting seat and the fixed block are installed on both sides of the crack, the movable block moves in a direction away from the fixed contact block under the elastic force of the spring, so that the movable block drives the movable contact block to move in a direction away from the fixed contact block, thereby reducing the possibility of contact between the movable contact block and the fixed contact block when the movable block is not pulled.

[0011] Preferably, sliders are fixed to both ends of the moving block, and sliding grooves are provided on the opposite inner sides of the groove, and the sliders are slidably arranged in the sliding grooves.

[0012] By adopting the above technical solution, when the trigger rope drives the moving block to move, the moving block drives the sliding block to move, and the sliding block moves in the sliding groove, so that the moving block moves more stably.

[0013] Preferably, a crack measuring scale is fixed to a side surface of the mounting seat, and the crack measuring scale is located on one side of the trigger rope.

[0014] By adopting the above technical solution, a crack measuring ruler is fixed on the side of the mounting seat, so that patrol officers can record the crack conditions by observing the crack measuring ruler during patrol.

[0015] Preferably, a T-shaped slot is provided on the top surface of the fixed block, a T-shaped block is slidably arranged in the T-shaped slot, a circular hole is provided on the top surface of the T-shaped block, the circular hole passes through the T-shaped block, a bolt is inserted in the circular hole, the bolt is threadedly connected to the inner wall of the circular hole, the bottom end of the bolt abuts against the inner bottom surface of the T-shaped slot, scale lines are provided on the top surface of the fixed block, the scale lines are located on one side of the T-shaped slot, and the end of the measuring rope away from the mounting seat is sleeved on the outer circumferential surface of the bolt.

[0016] By adopting the above technical solution, the mounting seat and the fixed block are respectively fixed on both sides of the crack, the measuring rope is in a tensioned state, the distance between the fixed contact block and the moving contact block is a certain value, and the distance between the bolt and the mounting seat is adjusted by moving the bolt, thereby facilitating the adjustment of the alarm threshold of the alarm signaler.

[0017] Preferably, the top surface of the mounting seat is provided with two recessed grooves, the fixing member includes a fixing column fixed between the opposite inner sides of the recessed grooves, the inner side surface of the protective cover is penetrated with two rotating shafts, the rotating shafts are rotatably connected to the protective cover, a clamping plate is fixed at one end of the rotating shaft, a clamping groove is provided on the side surface of the clamping plate, the fixing column can be clamped in the clamping groove, and a rotating block is fixed at one end of the rotating shaft away from the clamping plate.

[0018] By adopting the above technical solution, when the protective cover is placed on the mounting seat, the rotating block is rotated, the rotating block drives the rotating shaft to rotate, and the rotating shaft drives the clamping plate to rotate, so that the clamping plate is clamped on the fixed column through the clamping slot, thereby fixing the protective cover on the mounting seat.

[0019] Preferably, support rod 1 is hinged on both sides of the bottom surface of the protective cover, support rod 2 is hinged on both sides of the top surface of the mounting seat, a sliding groove is provided on the top surface of support rod 2, support rod 1 is inserted in the sliding groove, and support rod 1 is slidably connected to support rod 2 along the axial direction of support rod 2.

[0020] By adopting the above technical solution, when it is necessary to inspect the electrical components in the mounting base, the rotating block is rotated in the opposite direction, the rotating block drives the rotating shaft to rotate, the rotating shaft drives the clamping plate to rotate, so that the clamping plate is separated from the fixed column, and then the protective cover is rotated upward so that the support rod one and the support rod two support the protective cover, thereby facilitating the inspection of the electrical components in the mounting base.

[0021] Preferably, an annular groove is provided on the inner circumference of the sliding groove, a magnet 1 is fixed to the inner top surface of the annular groove, a magnet 2 is fixed to the bottom end of the support rod 1, the outer circumference of the magnet 2 is in contact with the inner circumference of the annular groove, and the side surfaces of the magnet 1 and the magnet 2 opposite to each other can be attracted.

[0022] By adopting the above technical solution, when the protective cover is opened, support rod 1 moves in the sliding groove, and the support rod drives magnet 2 to move in the annular groove. When the protective cover is in the open state, the opposite sides of magnet 1 and magnet 2 are attracted to each other, thereby fixing support rod 1 in the sliding groove, thereby improving the supporting stability of support rod 1 and support rod 2 on the protective cover.

[0023] In summary, the present application includes at least one of the following beneficial technical effects: 1. When the crack needs to be monitored, the fixing block is fixed on one side of the crack by screws, and then the mounting base is fixed on the other side of the crack by screws. At this time, the measuring rope is in a tensioned state. When the crack cracks, the mounting base and the fixing block move away from each other. At this time, the measuring rope pulls the trigger device, so that the trigger device triggers the alarm signaler to sound an alarm, which makes it easier for the staff to check the crack situation in time and deal with it; 2. When cracks occur, the mounting seat and the fixed block move away from each other, so that the measuring rope pulls the trigger rope, the trigger rope drives the moving block to move, and the moving block drives the moving contact block to move toward the fixed contact block, so that the sides of the moving contact block and the fixed contact block that are close to each other fit together, so that the alarm signaler is powered on and an alarm sounds; 3. Fix the mounting base and the fixed block on both sides of the crack respectively. The measuring rope is in a tensioned state. The distance between the fixed contact block and the moving contact block is a certain value. By moving the bolt, the distance between the bolt and the mounting base is adjusted, so as to facilitate the adjustment of the alarm threshold of the alarm signaler. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the portable crack monitoring device according to an embodiment of the present application.

[0025] Figure 2 It is a schematic diagram of the structure of the protective cover in the embodiment of the present application.

[0026] Figure 3 yes Figure 2 A magnified schematic diagram of center A.

[0027] Figure 4 It is a cross-sectional view of the support rod 2 in the embodiment of the present application.

[0028] Figure 5 It is a structural schematic diagram of the power charging port in an embodiment of the present application.

[0029] Figure 6 yes Figure 2 A magnified schematic diagram of point B in the middle.

[0030] Figure 7 It is a schematic diagram of the structure of the fixed block in the embodiment of the present application.

[0031] 1. Mounting base; 11. Alarm signaler; 12. Voltage display module; 13. Power charging port; 14. Mounting slot; 15. Power supply; 2. Protective cover; 21. Handle; 22. Rotating shaft; 23. Card plate; 24. Card slot; 25. Rotating block; 26. Sinking groove; 27. Fixed column; 3. Support rod one; 31. Support rod two; 32. Sliding groove; 33. Annular groove; 34. Magnet one; 35. Magnet two; 4. Groove; 41. Moving block; 42. Sliding block; 43. Sliding groove; 44. Fixed contact block; 45. Moving contact block; 46. Spring; 47. Trigger rope; 48. Through hole; 49. Crack measuring scale; 5. Fixed block; 51. T-slot; 52. T-block; 53. Round hole; 54. Bolt; 55. Measuring rope; 56. Scale line. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-7 This application is described in further detail.

[0033] The embodiment of the present application discloses a portable crack monitoring device.

[0034] Reference Figure 1 , Figure 2 and Figure 3 A portable crack monitoring device includes a mounting base 1 and a protective cover 2 rotatably mounted on the top surface of the mounting base 1, and a handle 21 is rotatably mounted on the top surface of the protective cover 2. Two rotating shafts 22 are penetrated through one side surface of the protective cover 2, and the rotating shaft 22 is rotatably connected to the protective cover 2. A clamping plate 23 is fixed at one end of the rotating shaft 22, and a clamping groove 24 is provided on the side surface of the clamping plate 23. A rotating block 25 is fixed at one end of the rotating shaft 22 away from the clamping plate 23. Two sink grooves 26 are provided on the top surface of the mounting base 1, and a fixing column 27 is fixed between the opposite inner sides of the sink groove 26, and the clamping plate 23 can be clamped on the fixing column 27 through the clamping groove 24.

[0035] Reference Figure 2 and Figure 4 , support rods 1 3 are hinged on both sides of the bottom surface of the protective cover 2, and support rods 2 31 are hinged on both sides of the top surface of the mounting seat 1. A sliding groove 32 is provided on the top surface of the support rod 2 31, and the support rod 1 3 is inserted into the sliding groove 32. The support rod 1 3 is slidably connected with the support rod 2 31 along the axial direction of the support rod 2 31. An annular groove 33 is provided on the inner circumference of the sliding groove 32, and a magnet 1 34 is fixed on the inner top surface of the annular groove 33. The support rod 1 3 passes through the magnet 1 34, and a magnet 2 35 is fixed on the bottom end of the support rod 1 3. The outer circumference of the magnet 2 35 is in contact with the inner circumference of the annular groove 33, and the opposite sides of the magnet 1 34 and the magnet 2 35 can be attracted.

[0036] Refer to Figure 2. Figure 5 and Figure 6An alarm signaler 11 is fixed to one of the side surfaces of the mounting base 1, a mounting groove 14 is provided on the top surface of the mounting base 1, a power supply 15 is installed in the mounting groove 14, a power charging port 13 for charging the power supply 15 is installed on one of the side surfaces of the mounting base, and one of the terminals of the alarm signaler 11 is electrically connected to one of the terminals of the power supply 15. A groove 4 is provided on the top surface of the mounting base 1, a moving block 41 is slidably arranged in the groove 4, a slider 42 is fixed at both ends of the moving block 41, a slide groove 43 is provided on the opposite inner side surfaces of the groove 4, and the slider 42 is slidably arranged in the slide groove 43. A spring 46 is fixed to the side surface of the moving block 41, and one end of the spring 46 away from the moving block 41 is fixed to the inner side surface of the groove 4. A moving contact block 45 is fixed to the side of the moving block 41, and a fixed contact block 44 is fixed to the inner side of the groove 4. The opposite sides of the moving contact block 45 and the fixed contact block 44 can fit together, and the other terminal of the power supply 15 is electrically connected to one end of the moving contact block 45, and the other terminal of the alarm signaler 11 is electrically connected to one end of the fixed contact block 44. A through hole 48 is opened on the inner side of the groove 4, and a trigger rope 47 is fixed to the side of the moving contact block 45, and the trigger rope 47 passes through the spring 46 and the through hole 48 in sequence.

[0037] Reference Figure 1 , Figure 2 and Figure 7 A measuring rope 55 is fixed to the end of the trigger rope 47 away from the moving block 41, and a fixed block 5 is provided at the end of the measuring rope 55 away from the trigger rope 47. A crack measuring scale 49 is fixed to the side of the mounting seat 1, and the crack measuring scale 49 is located on one side of the trigger rope 47. A T-shaped slot 51 is provided on the top surface of the fixed block 5, and a T-shaped block 52 is slidably provided in the T-shaped slot 51. A round hole 53 is provided on the top surface of the T-shaped block 52, and the round hole 53 penetrates the T-shaped block 52. A bolt 54 is inserted into the round hole 53, and the bolt 54 is threadedly connected to the inner wall of the round hole 53. The bottom end of the bolt 54 abuts against the inner bottom surface of the T-shaped slot 51, and the end of the measuring rope 55 away from the trigger rope 47 is sleeved on the outer peripheral surface of the bolt 54. A scale line 56 is provided on the top surface of the fixed block 5, and the scale line 56 is located on one side of the T-shaped slot 51.

[0038] The implementation principle of a portable crack monitoring device in an embodiment of the present application is as follows: when it is necessary to monitor the crack, the mounting base 1 is fixed to one side of the crack by screws, and then the fixing block 5 is fixed to the other side of the crack by screws. At this time, the measuring rope 55 pulls the trigger rope 47, so that the measuring rope 55 and the trigger rope 47 are in a tensioned state, and then the bolt 54 is moved, and the bolt 54 drives the T-shaped block 52 to move. At the same time, the bolt 54 also pulls the measuring rope 55, so that the measuring rope 55 pulls the trigger rope 47, and the trigger rope 47 pulls the moving block 41, so as to facilitate the adjustment of the crack to a certain width when the alarm signal device 11 is triggered to alarm, and then the bolt 54 is rotated so that the bottom end of the bolt 54 abuts against the inner bottom surface of the T-slot 51, thereby fixing the T-shaped block 52 to the fixing block 5.

[0039] When a crack occurs, the mounting seat 1 and the fixed block 5 on both sides of the crack move the rod in a direction away from each other, so that the fixed block 5 drives the measuring rope 55 to move, the measuring rope 55 pulls the trigger rope 47, and the trigger rope 47 drives the moving block 41 to move. When the crack opening is larger than the distance between the moving contact block 45 and the fixed contact block 44, the trigger rope 47 pulls the moving block 41, so that the moving block 41 drives the moving contact block 45 to move toward the direction close to the fixed contact block 44, so that the opposite sides of the moving contact block 45 and the fixed contact block 44 fit together, and the alarm signaler 11 is energized to sound an alarm, so that it is convenient for inspectors to detect the cracks in time during inspection, and then it is convenient for staff to check the cracking situation in time and deal with it in time.

[0040] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A portable crack monitoring device, characterized in that: The invention comprises a mounting seat (1), a protective cover (2) being hingedly connected to the top surface of the mounting seat (1), a fixing member for being fixedly connected to the protective cover (2) being arranged on the mounting seat (1), an alarm signaler (11) being arranged on the side of the mounting seat (1), a trigger device for triggering the alarm signaler (11) to sound an alarm being arranged on the mounting seat (1), a measuring rope (55) being arranged on the mounting seat (1), one end of the measuring rope (55) being connected to the trigger device, and the end of the measuring rope (55) away from the mounting seat (1) being connected to a fixing block (5).

2. A portable crack monitoring device according to claim 1, characterized in that: The top surface of the mounting seat (1) is provided with a mounting groove (14), the trigger device comprises a power supply (15) arranged in the mounting groove (14), one of the terminals of the alarm signaler (11) is electrically connected to one of the terminals of the power supply (15), the top surface of the mounting seat (1) is provided with a groove (4), a moving block (41) is slidably arranged in the groove (4), a moving contact block (45) is fixed on the side surface of the moving block (41), a fixed contact block (44) is fixed on the inner side surface of the groove (4), the moving contact block (45) and the fixed contact block (44) are connected to each other. 4) The opposite sides can be fitted together, another terminal of the power supply (15) is electrically connected to one end of the moving contact block (45), another terminal of the alarm signaler (11) is electrically connected to one end of the fixed contact block (44), a through hole (48) is provided on the inner side of the groove (4), a trigger rope (47) is fixed to the side of the moving block (41), the trigger rope (47) passes through the through hole (48), and one end of the trigger rope (47) away from the moving block (41) is fixedly connected to one end of the measuring rope (55) away from the fixed block (5).

3. A portable crack monitoring device according to claim 2, characterized in that: A spring (46) is fixed to the side surface of the moving block (41), and one end of the spring (46) away from the moving block (41) is fixed to the inner side surface of the groove (4).

4. A portable crack monitoring device according to claim 2, characterized in that: Slide blocks (42) are fixed at both ends of the moving block (41), and slide grooves (43) are provided on the opposite inner sides of the groove (4), and the slide blocks (42) are slidably arranged in the slide grooves (43).

5. A portable crack monitoring device according to claim 2, characterized in that: A crack measuring scale (49) is fixed on the side of the mounting seat (1), and the crack measuring scale (49) is located on one side of the trigger rope (47).

6. A portable crack monitoring device according to claim 2, characterized in that: The top surface of the fixing block (5) is provided with a T-shaped groove (51), a T-shaped block (52) is slidably arranged in the T-shaped groove (51), the top surface of the T-shaped block (52) is provided with a circular hole (53), the circular hole (53) passes through the T-shaped block (52), a bolt (54) is inserted into the circular hole (53), the bolt (54) is threadedly connected to the inner wall of the circular hole (53), the bottom end of the bolt (54) abuts against the inner bottom surface of the T-shaped groove (51), the top surface of the fixing block (5) is provided with a scale line (56), the scale line (56) is located on one side of the T-shaped groove (51), and one end of the measuring rope (55) away from the mounting seat (1) is sleeved on the outer peripheral surface of the bolt (54).

7. A portable crack monitoring device according to claim 1, characterized in that: The top surface of the mounting seat (1) is provided with two recessed grooves (26), the fixing member comprises a fixing column (27) fixed between opposite inner side surfaces of the recessed grooves (26), the inner side surface of the protective cover (2) is provided with two rotating shafts (22), the rotating shafts (22) are rotatably connected with the protective cover (2), a clamping plate (23) is fixed at one end of the rotating shaft (22), a clamping groove (24) is provided at the side surface of the clamping plate (23), the fixing column (27) can be clamped in the clamping groove (24), and a rotating block (25) is fixed at one end of the rotating shaft (22) away from the clamping plate (23).

8. A portable crack monitoring device according to claim 1, characterized in that: Support rods 1 (3) are hinged on both sides of the bottom surface of the protective cover (2), and support rods 2 (31) are hinged on both sides of the top surface of the mounting seat (1). A sliding groove (32) is provided on the top surface of the support rod 2 (31), and the support rod 1 (3) is inserted into the sliding groove (32). The support rod 1 (3) is slidably connected to the support rod 2 (31) along the axial direction of the support rod 2 (31).

9. A portable crack monitoring device according to claim 8, characterized in that: The inner circumference of the sliding groove (32) is provided with an annular groove (33), the inner top surface of the annular groove (33) is fixed with a magnet 1 (34), the bottom end of the support rod 1 (3) is fixed with a magnet 2 (35), the outer circumference of the magnet 2 (35) is in contact with the inner circumference of the annular groove (33), and the opposite side surfaces of the magnet 1 (34) and the magnet 2 (35) can be attracted.

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